A roadway sign that weighs Py = 6 kN is supported by a structural pipe with an outside diameter of 335 mm and a wall thickness of 12.0 mm. Wind pressure on the sign creates a resultant force of P₂ = 21 kN, acting as shown. Using length dimensions of a = 5.2 m and b = 6.6 m, determine (a) the normal and shear stresses at point H. (b) the normal and shear stresses at point K. P₂ N b H K X

Structural Analysis
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Chapter2: Loads On Structures
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A roadway sign that weighs Py = 6 kN is supported by a structural pipe with an outside diameter of 335 mm and a wall thickness of
12.0 mm. Wind pressure on the sign creates a resultant force of P₂ = 21 kN, acting as shown. Using length dimensions of a = 5.2 m
and b = 6.6 m, determine
(a) the normal and shear stresses at point H.
(b) the normal and shear stresses at point K.
P₂
Py
N
b
H
y
K
a
x
Transcribed Image Text:A roadway sign that weighs Py = 6 kN is supported by a structural pipe with an outside diameter of 335 mm and a wall thickness of 12.0 mm. Wind pressure on the sign creates a resultant force of P₂ = 21 kN, acting as shown. Using length dimensions of a = 5.2 m and b = 6.6 m, determine (a) the normal and shear stresses at point H. (b) the normal and shear stresses at point K. P₂ Py N b H y K a x
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